Question

13. Calcula n (A A B) + n (A - B) Si: A = {p; e; d; r; o}, B = {l; e; a; n; d; r; o}​

Answer 1

Respuesta:

Re Fácil :D

Explicación paso a paso:

n(A Δ B) + n(A-B)= ??

A - B = {p} ----> n(A-B) = 1

A Δ B = {p; l; a; n} ----> n(A Δ  B) = 4

Pide :

n(A Δ B) + n(A-B)= 4 - 1 = 3